Home / 695,014.40-1,042,745.15-316,070.48

Finding the Fourth Proportional to 695,014.40, 1,042,745.15 and 316,070.48

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Solution

The fourth proportional to 695,014.40, 1,042,745.15 and 316,070.48 is: 474,207.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,014.40 : 1,042,745.15 = 316,070.48 : x
  2. Step 2: Convert to fraction form
    695,014.40/1,042,745.15 = 316,070.48/x
  3. Step 3: Cross multiply
    695,014.40x = 1,042,745.15 × 316,070.48
  4. Step 4: Simplify right side
    695,014.40x = 329,580,955,654.62
  5. Step 5: Solve for x
    x = 329,580,955,654.62/695,014.40
  6. Step 6: Final answer
    x = 474,207.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.